Motion and Graphs
____________ depends on an objects change in position
Motion
What word is used to describe how fast an object moves?
speed
What word describes and objects Speed and DIRECTION?
Velocity
The push or pull on an object is known as a ?
Force
Which law states that " if the net force acting on an object is 0, the motion of the object does not change"
Newtons First Law
What word do we use to describe "how far" an object has travelled?
Distance
What formula to we use to calculate speed?
Distance divided by time
A change in an objects velocity divided by the time is known as_______________
Acceleration
Applied force (hitting a baseball with a bat) is an example of
A. Contact Force
B. Non Contact force
A. Contact Force
Which law states that" for every action there will be an equal and opposite reaction"
Newtons 3rd Law
when we measure the start point to the end point we are measuring the____________
Displacement
A car travels 500km from AD to Fujairah in 3hrs. What is its speed?
167km/hr
A car moved from 0m/s to 25m/s in 10sec. What is the cars acceleration?
2.5m/s2
Gravity is an example of
A. Contact force
B. Non contact force
B. Non contact force
Which law describes the relationship between the force acting on an object, its mass and the acceleration?
Newtons 2nd law
Look at the Distance time graph. Describe the motion of the object between B and C
A. Same speed
B. Moving back
C. Stop
C. Stop
Maitha runs 100m in 10sec. What is her speed?
10m/s
Calculate the acceleration if a cars initial speed starts at 25m/s and final speed ends at 15m/s in 10sec
-1m/s2
If we increase the mass on an object what happens to the force of gravity?
A. Increase
B. Decrease
A. Increase
A soccer ball will not move unless you apply a force to it. Which law is this?
Newtons 1st law
Look at the picture. Describe the motion of the object between parts A and B
A. Same speed
B. Moving back
C. Constant speed
A. Same speed
Fatema takes 15 sec to go from the class to the library which is 50 meters away. What is her speed?
3m/s
If the intial (starting) speed is MORE than the final speed. Example the car goes from 25m/s to 10m/s
A. Positive acceleration
B. Negative acceleration
B. Negative acceleration
If an object has a 25N force to the left and 25N force to the right, will it be
A. balanced
B. unbalanced
A. Balanced
The force of air in a balloon rocket pushes to the left and causes the balloon to move to the right. Which law is this?
Newtons 3rd law